FNUS76 KSGX 251132 FWSSGX Spot Forecast for South Big Bear Rx...USFS National Weather Service San Diego CA 432 AM PDT Sat Apr 25 2026 Forecast is based on ignition time of 0500 PDT on April 25. If conditions become unrepresentative, contact the National Weather Service. .DISCUSSION... Increased onshore flow today will increase winds out of the southwest, minRH, and the chance for showers (18% in the morning, increasing to 60% by the afternoon). The strongest winds and showers are expected in the afternoon through early Sunday. Monday and Tuesday appear dry (minRH in the upper 40% dropping into the low 30% range) with weaker onshore winds and temperatures reaching into the low 60s by Tuesday. .REST OF TONIGHT... Sky/weather.........Partly cloudy (45-55 percent). Slight chance of snow showers. Min temperature.....Around 33. Max humidity........79 percent. Eye level winds.....Light winds. Wind (20 ft)........ Slope/valley.......Light winds. Ridgetop...........West around 20 mph. CWR.................11 percent. Mixing height.......100 ft AGL. Transport winds.....Southwest around 10 mph. TIME (PDT) 5 AM Sky (%).........52 Weather cov.....S CHC Weather type....SNSHWR Tstm cov........ Temp............34 RH..............78 20 ft wind......W 3 20 ft wind gust.7 Eye level wind..W 2 Eye lvl wnd gst.5 Ridgetop wind...W 20 CWR.............10 .TODAY... Sky/weather.........Partly cloudy (55-65 percent) then becoming cloudy (90-100 percent). Slight chance of snow showers in the morning, then slight chance of rain showers late in the morning. Rain showers likely and chance of snow showers late in the afternoon. Max temperature.....Around 46. Min humidity........57 percent. Eye level winds.....Light winds becoming southwest up to 6 mph with gusts to around 11 mph early in the morning. Wind (20 ft)........ Slope/valley.......Southwest winds 5 to 9 mph with gusts to around 15 mph. Ridgetop...........Southwest 15 to 20 mph increasing to 20 to 25 mph late in the afternoon. CWR.................15 percent increasing to 60 percent late in the afternoon. Mixing height.......1700 ft AGL. Transport winds.....Southwest 10 to 18 mph increasing to around 20 mph late in the afternoon. TIME (PDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM Sky (%).........52 68 68 66 87 87 Weather cov.....S CHC S CHC S CHC S CHC S CHC S CHC Weather type....SNSHWR SNSHWR SNSHWR RNSHWR RNSHWR RNSHWR Tstm cov........ Temp............34 36 41 44 45 42 RH..............77 79 62 57 64 77 20 ft wind......SW 3 SW 5 SW 6 SW 9 SW 8 SW 9 20 ft wind gust.7 9 11 15 13 15 Eye level wind..SW 2 SW 4 SW 4 SW 6 SW 6 SW 6 Eye lvl wnd gst.5 7 8 11 9 11 Ridgetop wind...SW 15 W 20 SW 15 SW 15 SW 25 SW 20 CWR.............10 10 10 20 20 20 .TONIGHT... Sky/weather.........Cloudy (85-95 percent). Rain showers likely in the evening. Snow showers through the night. Min temperature.....Around 28. Max humidity........98 percent. Eye level winds.....Southwest winds 5 to 9 mph. Gusts up to 29 mph. Wind (20 ft)........ Slope/valley.......Southwest winds 7 to 13 mph. Gusts up to 29 mph. Ridgetop...........Southwest around 20 mph increasing to 25 to 30 mph early in the evening. CWR.................60 percent increasing to 75 percent late in the evening, then decreasing to 31 percent early in the morning. Mixing height.......600 ft AGL. Transport winds.....Southwest 21 to 26 mph. TIME (PDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM Sky (%).........100 100 100 84 100 100 Weather cov.....LIKELY LIKELY LIKELY DEFNTE DEFNTE DEFNTE Weather type....RNSHWR SNSHWR SNSHWR SNSHWR SNSHWR SNSHWR Tstm cov........ Temp............38 34 31 32 32 31 RH..............90 97 97 97 97 96 20 ft wind......SW 7 SW 12 SW 10 SW 9 SW 9 SW 13 20 ft wind gust.12 18 16 15 15 20 Eye level wind..SW 5 SW 8 SW 7 SW 6 SW 6 SW 9 Eye lvl wnd gst.9 13 12 11 11 15 Ridgetop wind...SW 20 SW 30 SW 30 SW 25 SW 30 SW 30 CWR.............60 60 60 80 80 80 .SUNDAY... Sky/weather.........Cloudy (90-100 percent) then becoming partly cloudy (50-60 percent). Chance of snow showers in the morning. Max temperature.....Around 40. Min humidity........78 percent. Eye level winds.....Southwest winds 7 to 9 mph with gusts to around 15 mph. Wind (20 ft)........ Slope/valley.......Southwest winds 9 to 13 mph with gusts to around 20 mph. Ridgetop...........West 25 to 30 mph. CWR.................31 percent decreasing to 8 percent late in the morning. Mixing height.......1700 ft AGL. Transport winds.....Southwest 22 to 25 mph. TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........100 100 87 87 87 95 95 95 97 97 97 55 Weather cov.....CHC CHC CHC CHC CHC Weather type....SW SW SW SW SW Tstm cov........ Temp............29 29 30 31 33 34 36 37 38 38 38 38 RH..............96 96 97 93 87 82 80 80 80 79 78 78 20 FT wind dir..SW SW SW SW SW SW SW SW SW SW SW SW 20 FT wind spd..13 13 12 9 9 9 10 10 12 13 13 12 20 FT wind gust.20 20 18 15 15 15 16 18 20 20 20 18 Eye lvl wnd dir.SW SW SW SW SW SW SW SW SW SW SW SW Eye lvl wnd spd.9 9 8 7 7 7 7 8 9 9 9 9 Eye lvl wnd gst.15 15 13 11 11 11 12 13 14 15 15 13 Ridge wind dir..SW W W W W W W W W W W W Ridge wind spd..30 30 30 25 25 25 25 25 25 25 25 25 CWR.............30 30 30 30 30 10 10 10 10 10 10 10 $$ Forecaster...LAUREN VILLAFANE Requested by...Brian Grant Type of request...PRESCRIBED .TAG 2611557.1/SGX .DELDT 04/25/26 .FormatterVersion 2.0.0 .EMAIL brian.grant3@usda.gov,Michael.j.page@usda.gov,Brian.johnson2@usda.gov